When rtl8187 is unloaded and CONFIG_RTL8187_LEDS is set, the kernel
may oops when the module is unloaded as the workqueue for led_on was
not being cancelled.
Reported-by: Gábor Stefanik <netrolller.3d@xxxxxxxxx>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger>
---
V2 - Do not create a new workqueue.
Gábor,
I hope this version of the patch fixes your problem. On my system
I ran more than 20 rmmod/insmod cycles without a problem.
Larry
---
Index: wireless-testing/drivers/net/wireless/rtl818x/rtl8187_leds.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/rtl818x/rtl8187_leds.c
+++ wireless-testing/drivers/net/wireless/rtl818x/rtl8187_leds.c
@@ -208,11 +208,12 @@ void rtl8187_leds_exit(struct ieee80211_
{
struct rtl8187_priv *priv = dev->priv;
- rtl8187_unregister_led(&priv->led_tx);
/* turn the LED off before exiting */
queue_delayed_work(dev->workqueue, &priv->led_off, 0);
cancel_delayed_work_sync(&priv->led_off);
+ cancel_delayed_work_sync(&priv->led_on);
rtl8187_unregister_led(&priv->led_rx);
+ rtl8187_unregister_led(&priv->led_tx);
}
#endif /* def CONFIG_RTL8187_LED */
--
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